2356eb1ff6
They are still used slightly differently in the encoder and decoder; the decoder uses plain functions while the encoder uses one object keeping track of the number of allocated bytes, and keeping track of the requested alignment.
111 lines
3.6 KiB
C++
111 lines
3.6 KiB
C++
/*!
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* \copy
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* Copyright (c) 2013, Cisco Systems
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#if !defined(WELS_COMMON_MEMORY_ALIGN_H__)
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#define WELS_COMMON_MEMORY_ALIGN_H__
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#include "typedefs.h"
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// NOTE: please do not clean below lines even comment, turn on for potential memory leak verify and memory usage monitor etc.
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//#define MEMORY_CHECK
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#define MEMORY_MONITOR
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#ifdef MEMORY_CHECK
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#ifndef MEMORY_MONITOR
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#define MEMORY_MONITOR
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#endif//MEMORY_MONITOR
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#endif//MEMORY_CHECK
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#ifdef MEMORY_CHECK
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#include <stdio.h>
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#endif//MEMORY_CHECK
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namespace WelsCommon {
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class CMemoryAlign {
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public:
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CMemoryAlign (const uint32_t kuiCacheLineSize);
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virtual ~CMemoryAlign();
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void* WelsMallocz (const uint32_t kuiSize, const char* kpTag);
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void* WelsMalloc (const uint32_t kuiSize, const char* kpTag);
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void WelsFree (void* pPointer, const char* kpTag);
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const uint32_t WelsGetCacheLineSize() const;
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const uint32_t WelsGetMemoryUsage() const;
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private:
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// private copy & assign constructors adding to fix klocwork scan issues
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CMemoryAlign (const CMemoryAlign& kcMa);
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CMemoryAlign& operator= (const CMemoryAlign& kcMa);
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protected:
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uint32_t m_nCacheLineSize;
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#ifdef MEMORY_MONITOR
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uint32_t m_nMemoryUsageInBytes;
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#endif//MEMORY_MONITOR
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};
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/*!
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*************************************************************************************
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* \brief malloc with zero filled utilization in Wels
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*
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* \param kuiSize size of memory block required
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*
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* \return allocated memory pointer exactly, failed in case of NULL return
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*
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* \note N/A
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*************************************************************************************
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*/
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void* WelsMallocz (const uint32_t kuiSize, const char* kpTag);
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/*!
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*************************************************************************************
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* \brief free utilization in Wels
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*
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* \param pPtr data pointer to be free.
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* i.e, uint8_t *pPtr = actual data to be free, argv = &pPtr.
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*
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* \return NONE
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*
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* \note N/A
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*************************************************************************************
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*/
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void WelsFree (void* pPtr, const char* kpTag);
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#define WELS_SAFE_FREE(pPtr, pTag) if (pPtr) { WelsFree(pPtr, pTag); pPtr = NULL; }
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}
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#endif//WELS_COMMON_MEMORY_ALIGN_H__
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